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[函数] 选择题,含指对数的函数

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力工 posted 2024-12-10 09:21 |Read mode
D511153C99836437AC5ACD6537C23F43.jpg
已知正数$a,b,c$均不等于$1,a+b=c,a<b<c$,记$m=log_c(a^x+b^x),n=log_b(c^x-a^x)$
则下列四个说法中,正确的是?

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爪机专用 posted 2024-12-10 11:57
想起了这帖:forum.php?mod=viewthread&tid=10515
但当时也没做完
晚点再研究一下

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k版腻害!果然是这题的改编。  posted 2024-12-10 14:06
I am majia of kuing

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